165715568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{545117}}^1$

素因数の和:545144

約数の個数: 20

約数和(自身を含む): 337973160

約数和(自身を除く): 172257592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 545117, 1090234, 2180468, 4360936, 8721872, 10357223, 20714446, 41428892, 82857784, 165715568]

約数ペア:

[(1, 165715568), (2, 82857784), (4, 41428892), (8, 20714446), (16, 10357223), (19, 8721872), (38, 4360936), (76, 2180468), (152, 1090234), (304, 545117)]